You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
138 lines
4.3 KiB
138 lines
4.3 KiB
/*=========================================================================
|
|
|
|
Program: Visualization Toolkit
|
|
Module: $RCSfile: vtkImageStencilSource.cxx,v $
|
|
|
|
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
|
|
All rights reserved.
|
|
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notice for more information.
|
|
|
|
=========================================================================*/
|
|
#include "vtkImageStencilSource.h"
|
|
|
|
#include "vtkImageStencilData.h"
|
|
#include "vtkInformation.h"
|
|
#include "vtkInformationVector.h"
|
|
#include "vtkObjectFactory.h"
|
|
#include "vtkStreamingDemandDrivenPipeline.h"
|
|
|
|
#include <math.h>
|
|
|
|
vtkCxxRevisionMacro(vtkImageStencilSource, "$Revision: 1.11 $");
|
|
vtkStandardNewMacro(vtkImageStencilSource);
|
|
|
|
//----------------------------------------------------------------------------
|
|
vtkImageStencilSource::vtkImageStencilSource()
|
|
{
|
|
this->SetNumberOfInputPorts(1);
|
|
this->SetNumberOfOutputPorts(1);
|
|
|
|
vtkImageStencilData *output = vtkImageStencilData::New();
|
|
this->GetExecutive()->SetOutputData(0, output);
|
|
// Releasing data for pipeline parallism.
|
|
// Filters will know it is empty.
|
|
output->ReleaseData();
|
|
output->Delete();
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
vtkImageStencilSource::~vtkImageStencilSource()
|
|
{
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
void vtkImageStencilSource::PrintSelf(ostream& os, vtkIndent indent)
|
|
{
|
|
this->Superclass::PrintSelf(os,indent);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
void vtkImageStencilSource::SetOutput(vtkImageStencilData *output)
|
|
{
|
|
this->GetExecutive()->SetOutputData(0, output);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
vtkImageStencilData *vtkImageStencilSource::GetOutput()
|
|
{
|
|
if (this->GetNumberOfOutputPorts() < 1)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
return vtkImageStencilData::SafeDownCast(
|
|
this->GetExecutive()->GetOutputData(0));
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
vtkImageStencilData *
|
|
vtkImageStencilSource::AllocateOutputData(vtkDataObject *out, int* uExt)
|
|
{
|
|
vtkImageStencilData *res = vtkImageStencilData::SafeDownCast(out);
|
|
if (!res)
|
|
{
|
|
vtkWarningMacro("Call to AllocateOutputData with non vtkImageStencilData"
|
|
" output");
|
|
return NULL;
|
|
}
|
|
res->SetExtent(uExt);
|
|
res->SetOldSpacing(res->GetSpacing());
|
|
res->SetOldOrigin(res->GetOrigin());
|
|
res->AllocateExtents();
|
|
|
|
return res;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
int vtkImageStencilSource::RequestData(
|
|
vtkInformation *,
|
|
vtkInformationVector **,
|
|
vtkInformationVector *outputVector)
|
|
{
|
|
vtkInformation *outInfo = outputVector->GetInformationObject(0);
|
|
vtkDataObject *out = outInfo->Get(vtkDataObject::DATA_OBJECT());
|
|
this->AllocateOutputData(
|
|
out,
|
|
outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_EXTENT()));
|
|
return 1;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
int vtkImageStencilSource::FillOutputPortInformation(int,
|
|
vtkInformation* info)
|
|
{
|
|
info->Set(vtkDataObject::DATA_TYPE_NAME(), "vtkImageStencilData");
|
|
return 1;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
int vtkImageStencilSource::ProcessRequest(vtkInformation* request,
|
|
vtkInformationVector** inputVector,
|
|
vtkInformationVector* outputVector)
|
|
{
|
|
// generate the data
|
|
if(request->Has(vtkDemandDrivenPipeline::REQUEST_DATA()))
|
|
{
|
|
this->RequestData(request, inputVector, outputVector);
|
|
return 1;
|
|
}
|
|
|
|
// execute information
|
|
if(request->Has(vtkDemandDrivenPipeline::REQUEST_INFORMATION()))
|
|
{
|
|
this->RequestInformation(request, inputVector, outputVector);
|
|
return 1;
|
|
}
|
|
|
|
if (request->Has(vtkStreamingDemandDrivenPipeline::REQUEST_UPDATE_EXTENT()))
|
|
{
|
|
this->RequestUpdateExtent(request, inputVector, outputVector);
|
|
return 1;
|
|
}
|
|
|
|
return this->Superclass::ProcessRequest(request, inputVector, outputVector);
|
|
}
|
|
|